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 | | const path = require('path') |  | const VueLoaderPlugin = require('vue-loader/lib/plugin') |  |   |  | module.exports = { |  |   devtool: 'cheap-module-source-map', |  |   entry: './src/index.js', |  |   output: { |  |     path: path.resolve(__dirname, './dist/'), |  |     filename: 'index.js', |  |     library: 'vue-cropper', |  |     libraryTarget: 'umd', |  |     umdNamedDefine: true |  |   }, |  |   resolve: { |  |     extensions: ['.js', '.vue'], |  |     alias: { |  |       'vue$': 'vue/dist/vue.common.js' |  |     } |  |   }, |  |   module: { |  |     rules: [ |  |       { |  |         test: /\.js$/, |  |         exclude: /(node_modules|bower_components)/, |  |         use: { |  |           loader: 'babel-loader', |  |           options: { |  |             presets: ['@babel/preset-env'], |  |             plugins: ['@babel/transform-runtime'] |  |           } |  |         } |  |       }, |  |       { |  |         test: /\.vue$/, |  |         loader: 'vue-loader' |  |       }, |  |       { |  |         test: /\.css$/, |  |         use: [ |  |           'style-loader', |  |           'css-loader' |  |         ] |  |       } |  |     ] |  |   }, |  |   mode: "production", |  |   plugins: [ |  |     // 请确保引入这个插件! |  |     new VueLoaderPlugin() |  |   ] |  | } | 
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